Knock vs Plivo Pricing (2026)

How do these two stack up on price? Here's what each one costs, what you get, and where the value sits.

Knock pricing Plivo pricing
Starts at $250/mo $1000/mo
Number of plans 3 2
Free plan —
Free trial —
Pricing model hybrid usage-based

Price is one row. To weigh the features too, use our feature comparison template →

Developer

$0/mo
  • 10K messages
  • 500 guide active users
  • 500 AI agent credits
  • Unlimited notification workflows
  • Unlimited broadcasts
  • Unlimited delivery channels
  • Unlimited team members
  • Batch and delay notifications
  • Built-in multi-tenancy
  • SSO via Google

Starter

$250/mo
  • 50K messages
  • 2.5K guide active users
  • 2,000 AI agent credits
  • Remove Knock branding
  • Email client previews

Enterprise

Custom
  • Flexible volume-based pricing
  • Monthly notified user pricing
  • Annual commit discounts
  • Custom roles and permissions
  • Per-customer branding and preferences
  • Translation (i18n) support
  • Send analytics data to any data warehouse
  • Send observability data to Datadog
  • Directory sync (SCIM)
  • Enterprise SLAs
  • Shared Slack channel and priority support
  • SAML 2.0 SSO
  • HIPAA compliance / BAA

Pay as you go

Custom
  • Coverage in the United States & India
  • SIP Trunking, Audio Streaming, AI Agents & Phone Numbers
  • 2 RPS & 50 call concurrency
  • Up to $2,500 of monthly usage

Enterprise

$1000/mo
  • Coverage across 190+ countries
  • SMS, WhatsApp & Verify API
  • Shortcodes & custom sender IDs
  • Custom pricing, volume discounts, billing intervals & concurrency
  • Compliance - BAA, HIPAA & SSO

Knock vs Plivo FAQ

Which one is cheaper?
Knock starts lower at $250/mo, compared to $1000/mo for Plivo.
Can I use either one for free?
Knock has a free plan. Plivo doesn't — though they do offer a free trial.
How do they charge?
Different approach here. Knock uses hybrid pricing, while Plivo goes with usage-based. That changes the math depending on your team size and usage.
Which one is a better deal?
Depends on what you need. Knock: Knock sits mid-market — not a cheap commodity API, but not pricing like Braze or Iterable either. They're courting engineering-led teams who want notification infrastructure that's more sophisticated than rolling their own, without paying enterprise-messaging-platform prices out of the gate. Plivo: Sits in the middle of the CPaaS pack — not the rock-bottom option like some regional SMS gateways, but cheaper to start than Twilio for teams that just want to test the waters. The $1,000/mo enterprise floor signals they're chasing mid-market and growing companies rather than hobbyists or Fortune 500 accounts exclusively.

Still deciding? See the best Knock alternatives or the best Plivo alternatives, ranked with verified pricing.

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